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  • A-Class
  • Compact saloon
  • 09/2019
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Wireless vehicle components
EU and EFTA countries only:

The following information applies to all wireless components of the vehicle and of the information systems and communication devices integrated into the vehicle:

The wireless components of this vehicle comply with the basic requirements and all other relevant conditions of Directive 2014/53/EU. You can obtain further information from a Mercedes-Benz Service Centre.

Below are the addresses of the manufacturers of wireless components. The addresses cannot be displayed on the equipment due to its size or type.

Brazil only:

Note on the two-way radio systems in the vehicle:

These systems are not protected from harmful interference and must not cause interference in duly approved systems.

Nigeria only:

The connection and use of two-way radios in this vehicle is not permitted by the Nigerian Communications Commission.

Thailand only:

The radio-based wireless components in this vehicle meet the requirements of the National Broadcasting and Telecommunications Commission (NBTC).

Tyre pressure monitoring sensors

Schrader Electronics Ltd, 11 Technology Park, Belfast Road, Antrim BT41 1QS, Northern Ireland

Remote locking system

Marquardt GmbH, Schloßstraße 16, 78604 Rietheim, Germany

Huf Hülsbeck & Fürst GmbH & Co. KG, Steeger Straße 17, 42551 Velbert, Germany

Hella KGaA Hueck & Co., Rixbecker Straße 75, 59552 Lippstadt, Germany

Remote locking system control unit

Marquardt GmbH, Schloßstraße 16, 78604 Rietheim, Germany

Leopold Kostal GmbH & Co. KG, Hauert 11, 44227 Dortmund, Germany

Continental Automotive GmbH, Siemensstraße 12, 93055 Regensburg, Germany

Antenna modules

Hirschmann Car Communication GmbH, Stuttgarter Straße 45-51, 72654 Neckartenzlingen, Germany

Kathrein Automotive GmbH & Co. KG, Römerring 1, 31137 Hildesheim, Germany

Door handles with near-field communication function

Huf Hülsbeck & Fürst GmbH & Co. KG, Steeger Straße 17, 42551 Velbert, Germany

Garage door openers

GenteX Corporation, 600 North Centennial Street, Zeeland MI 49464, USA

Sensor for interior monitoring

META Systems, Via Galimberti 9, 42124 Reggio Emilia, Italy

Radar sensors

Autoliv Electronics ASP Inc., 26545 American Drive, Southfield, MI 48034, USA

ADC Automotive Distance Control Systems GmbH, Peter-Dornier-Strasse 10, 88131 Lindau, Germany

Robert Bosch GmbH, Daimlerstrasse 6, 71229 Leonberg, Germany

Mobile communication and telematics

Harman Becker Automotive Systems GmbH, Postfach 2260, 76303 Karlsbad, Germany

Panasonic Automotive & Industrial Systems Europe GmbH, Robert-Bosch-Strasse 27-29, 63225 Langen, Germany

Mitsubishi Electric Corporation, 2-3-33 Miwa, Sanda-City, 669-1513 Hyogo, Japan

Wireless headphones

Harman Becker Automotive Systems GmbH, Postfach 2260, 76303 Karlsbad, Germany

Remote control

Ruwido Austria GmbH, Köstendorfer Strasse 8, 5202 Neumarkt, Austria

Valeo, 43 rue Bayen, 75017 Paris, France

Heater booster function remote control

Digades GmbH, Äußere Weberstrasse 20, 02763 Zittau, Germany

Wireless applications in the vehicle

Besides the typical frequencies for mobile communications, Mercedes-Benz vehicles use the following wireless applications.

Wireless applications in the vehicle

Technology

Frequency range

Transmission output/magnetic field strength

Remote locking system

20 kHz (9–90 kHz)

≤ 72 dBμA/m at 10 m

Remote locking system

125 kHz (119–135 kHz)

≤ 42 dBμA/m at 10 m

Near-field communication

13.553–13.567 MHz

≤ 42 dBμA/m at 10 m

Remote locking system, garage door opener, tyre pressure monitor

433 MHz (433.05–434.79 MHz)

≤ 10 mW e.r.p.

Heater booster function remote control, garage door opener

868 MHz (868.0–868.6 MHz)

≤ 25 mW e.r.p.

Heater booster function remote control, garage door opener

869 MHz (868.7–869.2 MHz)

≤ 25 mW e.r.p.

Bluetooth®, Kleer, RLAN, remote controls, wireless headphones

2.4 GHz ISM band (2400–2483.5 MHz)

≤ 100 mW e.i.r.p.

Sensor for interior monitoring, RLAN

5.8 GHz UNII-3 (5725–5875 MHz)

≤ 25 mW e.i.r.p.

24 GHz ISM radar

24.05–24.25 GHz*

≤ 100 mW e.i.r.p.

24 GHz UWB radar

24.25–26.65 GHz*

≤ -41.3 dBm/MHz e.i.r.p mean ≤ 0 dBm/50 MHz e.i.r.p. peak

76 GHz radar

76–77 GHz

≤ 55 dBm peak e.i.r.p.

* Model series launched on the market before April 2016.

Carsharing module

NFC:

13.553–13.567 MHz

Bluetooth:

2402–2480 MHz

NFC:

≤ 42 dBμA/m at 10 m

Bluetooth:

≤ +4 dBm (power category 2)